115 lines
4.3 KiB
PHP
115 lines
4.3 KiB
PHP
<?php
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/**
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* PrimaryKeyBuilder.php
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*
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* Builds the PRIMARY KEY statement part of CREATE TABLE.
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*
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* PHP version 5
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*
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* LICENSE:
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* Copyright (c) 2010-2014 Justin Swanhart and André Rothe
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* @author André Rothe <andre.rothe@phosco.info>
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* @copyright 2010-2014 Justin Swanhart and André Rothe
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* @license http://www.debian.org/misc/bsd.license BSD License (3 Clause)
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* @version SVN: $Id: PrimaryKeyBuilder.php 919 2014-01-08 11:49:02Z phosco@gmx.de $
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*
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*/
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require_once dirname(__FILE__) . '/../utils/ExpressionType.php';
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require_once dirname(__FILE__) . '/../exceptions/UnableToCreateSQLException.php';
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require_once dirname(__FILE__) . '/ColumnListBuilder.php';
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require_once dirname(__FILE__) . '/ConstraintBuilder.php';
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require_once dirname(__FILE__) . '/ReservedBuilder.php';
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require_once dirname(__FILE__) . '/IndexTypeBuilder.php';
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require_once dirname(__FILE__) . '/IndexSizeBuilder.php';
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require_once dirname(__FILE__) . '/IndexParserBuilder.php';
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/**
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* This class implements the builder for the PRIMARY KEY statement part of CREATE TABLE.
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* You can overwrite all functions to achieve another handling.
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*
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* @author André Rothe <andre.rothe@phosco.info>
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* @license http://www.debian.org/misc/bsd.license BSD License (3 Clause)
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*
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*/
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class PrimaryKeyBuilder {
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protected function buildColumnList($parsed) {
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$builder = new ColumnListBuilder();
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return $builder->build($parsed);
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}
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protected function buildConstraint($parsed) {
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$builder = new ConstraintBuilder();
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return $builder->build($parsed);
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}
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protected function buildReserved($parsed) {
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$builder = new ReservedBuilder();
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return $builder->build($parsed);
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}
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protected function buildIndexType($parsed) {
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$builder = new IndexTypeBuilder();
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return $builder->build($parsed);
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}
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protected function buildIndexSize($parsed) {
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$builder = new IndexSizeBuilder();
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return $builder->build($parsed);
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}
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protected function buildIndexParser($parsed) {
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$builder = new IndexParserBuilder();
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return $builder->build($parsed);
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}
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public function build($parsed) {
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if ($parsed['expr_type'] !== ExpressionType::PRIMARY_KEY) {
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return "";
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}
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$sql = "";
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foreach ($parsed['sub_tree'] as $k => $v) {
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$len = strlen($sql);
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$sql .= $this->buildConstraint($v);
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$sql .= $this->buildReserved($v);
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$sql .= $this->buildColumnList($v);
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$sql .= $this->buildIndexType($v);
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$sql .= $this->buildIndexSize($v);
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$sql .= $this->buildIndexParser($v);
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if ($len == strlen($sql)) {
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throw new UnableToCreateSQLException('CREATE TABLE primary key subtree', $k, $v, 'expr_type');
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}
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$sql .= " ";
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}
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return substr($sql, 0, -1);
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}
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}
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?>
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